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NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
Page 571
Outgoing Trunk Busy Announcements O-21
O-21 Outgoing Trunk Busy Announcements
General Description
This feature permits a station-originated call, upon encountering a trunk busy signal, to be automatically routed to
a recorded announcement informing the caller that all outgoing trunks are busy.
Operating Procedure
No manual operation is required after this feature has been programmed in system data.
Service Conditions
1. This service feature is available when a station-originated call or tandem call encounters a busy condition.
2. MISCELLANEOUS TRUNK RESTRICTION [M-2] is also available for this service feature.
3. The announcement machine can be provided on a per-tenant basis.
4. The availability of this service feature cannot be determined for each outgoing trunk route.
5. The other services activated by an outgoing trunk-busy condition are executed prior to this service, for
example:
OFF-HOOK QUEUING [O-7]
OUTGOING TRUNK QUEUING [O-2]
ROUTE ADVANCE [R-6]
6. This feature is not available when a call origination is impossible because of a sender-busy condition, even
though there are idle trunks.
7. This feature is available when a call using STATION-TO-STATION CALLING [S-11] is transferred by
CALL FORWARDING - ALL CALLS - OUTSIDE [C-28] or CALL FORWARDING - BUSY LINE -
OUTSIDE [C-60] and encounters busy outgoing trunks.
8. This feature is available when a station calling on a DIRECT INWARD DIALING [D-8] or a Tie Line is
transferred by CALL FORWARDING - ALL CALLS - OUTSIDE [C-28] or CALL FORWARDING -
BUSY LINE - OUTSIDE [C-60] and encounters busy outgoing trunks.
9. This feature is not available when a call is transferred by CALL FORWARDING - DON'T ANSWER -
OUTSIDE [C-74] and encounters busy outgoing trunks.
10. This feature requires one of the following hardware alternatives:
a.) Central Office Trunk (COT) or 2W E&M trunk and an announcement machine
b.) Digital Announcement Trunk (DAT).
11. This feature is not available for DIT CALL FORWARDING-OUTSIDE.
12. This feature is only available to a trunk in the same node within the FCCS network.
Programming
STEP 1: AAED - Assign Announcement Equipment Number = 4.
STEP 2: ARSC - Set Route Restriction Class to allow RES = 1 for announcement trunk.
STEP 3: ARRC - Assign Alternative Route Restriction to allow or disallow the DID or Tie Line Route to the
Announcement Route.